CN108417667A - 一种光伏组件生产制备工艺 - Google Patents
一种光伏组件生产制备工艺 Download PDFInfo
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
本发明公开了一种光伏组件生产制备工艺,包括以下步骤:筛选、连接电池片、叠层、层压、修边、EL检测、装框、装接线盒、最终测试。本发明的一种光伏组件生产制备工艺,可以有效减少层压后EVA光伏组件出现气泡,提升了光伏组件的光电转化率,延长了光伏组件的使用寿命。
Description
技术领域
本发明涉及光伏组件技术领域,特别是一种光伏组件生产制备工艺。
背景技术
光伏组件是由太阳能电池片组装而成,组装线又叫封装线,封装是太阳能电池板生产中的关键步骤,没有良好的封装工艺,多好的电池片也做不出好的组件板,良好的电池封装不仅可以使电池的寿命得到保证,而且还增强了电池的抗击强度。产品的高质量和高寿命是赢得客户满意的关键,所以太阳能电池板的封装工艺至关重要。
发明内容
本发明的目的在于,提供一种光伏组件生产制备工艺,可以有效减少层压后EVA光伏组件出现气泡,提升了光伏组件的光电转化率,延长了光伏组件的使用寿命。
本发明的技术方案:一种光伏组件生产制备工艺,其特征在于,包括以下步骤:
筛选:进行电池分选,通过测试电池的电流和电压输出参数对其进行分类;
连接电池片:将筛选好的电池片通过导电体电性互连为一体,在电池片之间的间隙部位设置有用于将射向该间隙的光线折射或反射到电池片的其他区域的电池片光线吸收条;
叠层:依次将盖板玻璃、EVA膜、互相连接好的电池片、EVA膜、背板叠在一起,准备层压;
层压:将叠层好的电池组件放入层压机构,设置层压机构的温度为130~150℃ ,开始抽真空,第一阶段抽真空5~10min ,第二阶段抽真空10~15min;之后分三阶段进行上腔室充气加压,第一阶段充气压力为-50~40Kpa,第二阶段充气压力为-40~30Kpa,第三阶段充气压力为-30~10Kpa,固化后冷却取出组件;
修边:切除层压时EVA融化后由于压力而向外延伸固化形成的毛边;
EL检测:对修边后的电池组件进行EL检测;
装框:在电池组件外侧装铝边框;
装接线盒:在组件背面引线处粘结接线盒;
最终测试:对封装好的电池组件进行组件测试和高压测试。
前述的一种光伏组件生产制备工艺,其特征在于,所述步骤装框中,电池组件的盖板玻璃与铝边框之间填充硅酮树脂。
前述的一种光伏组件生产制备工艺,其特征在于,所述步骤最终测试中,组件测试为对电池组件的输出功率和输出特性进行测试,所述高压测试是指在组件边框和电极引线之间施加高压,测试电池组件的耐压性和绝缘性。
本发明的有益效果是:有效减少层压后EVA光伏组件出现气泡,提升了光伏组件的光电转化率,延长了光伏组件的使用寿命。
具体实施方式
下面实施例对本发明作进一步的说明,但并不作为对本发明限制的依据。
实施例:一种光伏组件生产制备工艺,包括以下步骤:
筛选:进行电池分选,通过测试电池的电流和电压输出参数对其进行分类;
连接电池片:将筛选好的电池片通过导电体电性互连为一体,在电池片之间的间隙部位设置有用于将射向该间隙的光线折射或反射到电池片的其他区域的电池片光线吸收条;
叠层:依次将盖板玻璃、EVA膜、互相连接好的电池片、EVA膜、背板叠在一起,准备层压;
层压:将叠层好的电池组件放入层压机构,设置层压机构的温度为130~150℃ ,开始抽真空,第一阶段抽真空5~10min ,第二阶段抽真空10~15min;之后分三阶段进行上腔室充气加压,第一阶段充气压力为-50~40Kpa,第二阶段充气压力为-40~30Kpa,第三阶段充气压力为-30~10Kpa,固化后冷却取出组件;
修边:切除层压时EVA融化后由于压力而向外延伸固化形成的毛边;
EL检测:对修边后的电池组件进行EL检测;
装框:在电池组件外侧装铝边框;
装接线盒:在组件背面引线处粘结接线盒;
最终测试:对封装好的电池组件进行组件测试和高压测试。
所述步骤装框中,电池组件的盖板玻璃与铝边框之间填充硅酮树脂。
所述步骤最终测试中,组件测试为对电池组件的输出功率和输出特性进行测试,所述高压测试是指在组件边框和电极引线之间施加高压,测试电池组件的耐压性和绝缘性。
Claims (3)
1.一种光伏组件生产制备工艺,其特征在于,包括以下步骤:
筛选:进行电池分选,通过测试电池的电流和电压输出参数对其进行分类;
连接电池片:将筛选好的电池片通过导电体电性互连为一体,在电池片之间的间隙部位设置有用于将射向该间隙的光线折射或反射到电池片的其他区域的电池片光线吸收条;
叠层:依次将盖板玻璃、EVA膜、互相连接好的电池片、EVA膜、背板叠在一起,准备层压;
层压:将叠层好的电池组件放入层压机构,设置层压机构的温度为130~150℃ ,开始抽真空,第一阶段抽真空5~10min ,第二阶段抽真空10~15min;之后分三阶段进行上腔室充气加压,第一阶段充气压力为-50~40Kpa,第二阶段充气压力为-40~30Kpa,第三阶段充气压力为-30~10Kpa,固化后冷却取出组件;
修边:切除层压时EVA融化后由于压力而向外延伸固化形成的毛边;
EL检测:对修边后的电池组件进行EL检测;
装框:在电池组件外侧装铝边框;
装接线盒:在组件背面引线处粘结接线盒;
最终测试:对封装好的电池组件进行组件测试和高压测试。
2.根据权利要求1所述的一种光伏组件生产制备工艺,其特征在于,所述步骤装框中,电池组件的盖板玻璃与铝边框之间填充硅酮树脂。
3.根据权利要求1所述的一种光伏组件生产制备工艺,其特征在于,所述步骤最终测试中,组件测试为对电池组件的输出功率和输出特性进行测试,所述高压测试是指在组件边框和电极引线之间施加高压,测试电池组件的耐压性和绝缘性。
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CN109742188A (zh) * | 2018-12-29 | 2019-05-10 | 江苏日托光伏科技股份有限公司 | 一种mwt透明组件的制备方法及应用 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106098837A (zh) * | 2016-06-06 | 2016-11-09 | 正信光电科技股份有限公司 | 光伏组件生产工艺 |
CN106340565A (zh) * | 2016-08-31 | 2017-01-18 | 浙江尚越新能源开发有限公司 | 一种适合柔性光伏组件的层压工艺 |
CN106903965A (zh) * | 2017-02-06 | 2017-06-30 | 江苏友科太阳能科技有限公司 | 柔性光伏瓦层压工艺 |
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CN106098837A (zh) * | 2016-06-06 | 2016-11-09 | 正信光电科技股份有限公司 | 光伏组件生产工艺 |
CN106340565A (zh) * | 2016-08-31 | 2017-01-18 | 浙江尚越新能源开发有限公司 | 一种适合柔性光伏组件的层压工艺 |
CN106903965A (zh) * | 2017-02-06 | 2017-06-30 | 江苏友科太阳能科技有限公司 | 柔性光伏瓦层压工艺 |
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CN109742188A (zh) * | 2018-12-29 | 2019-05-10 | 江苏日托光伏科技股份有限公司 | 一种mwt透明组件的制备方法及应用 |
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